readin' csv files

read_csv.rb

      def read filename
        @logger.info "reading #{filename}"
        rows = CSV.read filename
        @keys = rows.shift
        @keys.collect! { |key| key.strip.intern }
        rows.each { |row| 
          row_hash = {}
          row.each_index { |index| 
            row_hash[@keys[index]] = row[index]
          }
          @rows << row_hash
        }
        @logger.debug "#{rows.length} rows read"
      end